Tropidia - Species Dictionary - Global : iSpot Nature - Your place to share nature. iSpot is a website aimed at helping anyone identify anything in nature. Once you've registered, you can add an observation to the website and suggest an identification yourself or see if anyone else can identify it for you.

Catalogue of Life
Animalia, Arthropoda, Insecta, Diptera, Syrphidae, Tropidia
Tropidia flavimana, Tropidia insularis, Tropidia nigricornis, Tropidia notata, Tropidia pulchra, Tropidia rubricornis, Tropidia incerta, Tropidia longa, Tropidia namorana, Tropidia albistylum, Tropidia calcarata, Tropidia coloradensis, Tropidia incana, Tropidia mamillata, Tropidia pygmaea, Tropidia quadrata, Tropidia rostrata, Tropidia montana, Tropidia fasciata, Tropidia scita